Math, asked by abihswarituma, 1 year ago

what is the area of an equilateral triangle that has an altitude of 9?

Answers

Answered by keerthana000
0
use pythagoras theorem
9*9=a*a-a/2*a/2
  81  = 3a*a/4
324= 3a*a
108=a*a
sqrt(108)=a
10.392=a


Similar questions